package com.atguigu.gulimall.coupon.service.impl;

import com.atguigu.common.to.MemberPrice;
import com.atguigu.common.to.SkuReductionTO;
import com.atguigu.gulimall.coupon.entity.MemberPriceEntity;
import com.atguigu.gulimall.coupon.entity.SkuLadderEntity;
import com.atguigu.gulimall.coupon.service.MemberPriceService;
import com.atguigu.gulimall.coupon.service.SkuLadderService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimall.coupon.dao.SkuFullReductionDao;
import com.atguigu.gulimall.coupon.entity.SkuFullReductionEntity;
import com.atguigu.gulimall.coupon.service.SkuFullReductionService;
import org.springframework.transaction.annotation.Transactional;


@Service("skuFullReductionService")
public class SkuFullReductionServiceImpl extends ServiceImpl<SkuFullReductionDao, SkuFullReductionEntity> implements SkuFullReductionService {

    @Autowired
    private SkuLadderService skuLadderService;
    @Autowired
    private MemberPriceService memberPriceService;


    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuFullReductionEntity> page = this.page(
                new Query<SkuFullReductionEntity>().getPage(params),
                new QueryWrapper<SkuFullReductionEntity>()
        );

        return new PageUtils(page);
    }

    @Override
    @Transactional
    public void saveSkuReductuion(SkuReductionTO reductionTO) {
        //5.4 sku的优惠、满减等信息 gulimall_sms-> sms_sku_ladder / sms_sku_full_reduction / sms_member_price
        Long skuId = reductionTO.getSkuId();
        //1.满减信息
        SkuLadderEntity skuLadderEntity = new SkuLadderEntity();
        BeanUtils.copyProperties(reductionTO,skuLadderEntity);
        skuLadderEntity.setAddOther(reductionTO.getCountStatus());
        if(skuLadderEntity.getFullCount()>0){
            skuLadderService.save(skuLadderEntity);
        }

        //2.优惠信息
        SkuFullReductionEntity skuFullReductionEntity = new SkuFullReductionEntity();
        BeanUtils.copyProperties(reductionTO,skuFullReductionEntity);
        skuFullReductionEntity.setAddOther(reductionTO.getPriceStatus());
        if(skuFullReductionEntity.getFullPrice().compareTo(BigDecimal.ZERO)==1){
            this.save(skuFullReductionEntity);
        }

        //3.会员价格
        List<MemberPrice> memberPriceList = reductionTO.getMemberPrice();
        List<MemberPriceEntity> collect = memberPriceList.stream().map(memberPrice -> {
            MemberPriceEntity memberPriceEntity = new MemberPriceEntity();
            memberPriceEntity.setSkuId(skuId);
            memberPriceEntity.setMemberLevelId(memberPrice.getId());
            memberPriceEntity.setMemberLevelName(memberPrice.getName());
            memberPriceEntity.setMemberPrice(memberPrice.getPrice());
            memberPriceEntity.setAddOther(1);
            return memberPriceEntity;
        }).filter((memberPrice) -> {
            return memberPrice.getMemberPrice().compareTo(BigDecimal.ZERO)==1;
        }) .collect(Collectors.toList());
        memberPriceService.saveBatch(collect);



    }

}